October 2018 1 42 Report
Perhatikan tabel di bawah!

Tinggi Badan(cm) . Frekuensi
152-154 ..........................15
155-157........................... 17
158-160........................... 25
161-163............................ 28
164-166........................... 15
Tentukan
a. Banyaknya kelas
b. Batas bawah masing masing kelas
c. Batas atas masing masing kelas
d. Tepi bawah masing masing kelas
e. Tepi atas masing masing kelas
f. Titik tengah masing masing kelas

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